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trich·o·gram·ma wasp | \ ˌtri-kə-ˈgra-mə- 
\
\Definition of trichogramma wasp
: any of a genus (Trichogramma) of minute chalcid wasps that are parasitic as larvae in the eggs of other insects and are used in the biological control of lepidopteran pests
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Time Traveler for trichogramma wasp
The first known use of trichogramma wasp was in 1972
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